Home / 607,892,743.10-838,892,703.06-329,434,266.65

Finding the Fourth Proportional to 607,892,743.10, 838,892,703.06 and 329,434,266.65

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Solution

The fourth proportional to 607,892,743.10, 838,892,703.06 and 329,434,266.65 is: 454,619,676.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,892,743.10 : 838,892,703.06 = 329,434,266.65 : x
  2. Step 2: Convert to fraction form
    607,892,743.10/838,892,703.06 = 329,434,266.65/x
  3. Step 3: Cross multiply
    607,892,743.10x = 838,892,703.06 × 329,434,266.65
  4. Step 4: Simplify right side
    607,892,743.10x = 276,360,002,426,412,800
  5. Step 5: Solve for x
    x = 276,360,002,426,412,800/607,892,743.10
  6. Step 6: Final answer
    x = 454,619,676.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.